Home / 47,134.78-65,047.08-25,625.74

Finding the Fourth Proportional to 47,134.78, 65,047.08 and 25,625.74

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Solution

The fourth proportional to 47,134.78, 65,047.08 and 25,625.74 is: 35,364.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,134.78 : 65,047.08 = 25,625.74 : x
  2. Step 2: Convert to fraction form
    47,134.78/65,047.08 = 25,625.74/x
  3. Step 3: Cross multiply
    47,134.78x = 65,047.08 × 25,625.74
  4. Step 4: Simplify right side
    47,134.78x = 1,666,879,559.84
  5. Step 5: Solve for x
    x = 1,666,879,559.84/47,134.78
  6. Step 6: Final answer
    x = 35,364.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.